Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
27/05/2026, 11:16
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe
Resource
win11-20260513-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe
- Size 948KB
- Sample260527-ndabcaev8v
- SHA256 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f
- MD5 c5472f794cbbb15bb16e144bc9e8f12f
- SHA1 dd95b375621f547aea7eef2ff7146903b856ec0e
- SHA512 c0f6e9c40375e3977595cd6605c0f24d9d3ad10ace31fb64d13287c3893d10a3f99927a0978dfec61be4b3c9322966a7e1384e57d1a4d12f16a86d79df604461
- SSDEEP 24576:LvO2xJKRI2dOkx2LFAAX1oOYSY82e5QPJJ:LHHKO2FQd1oOU82lPJ
- TLSH T1F3259D16F7A1C072C86742B448B6872EA671BC152B214ACBF7C07B5E4E727D1AE3634D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4516 b5bb245c - Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 1 114.114.114.114 2264 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe Destination IP 2 223.5.5.5 2264 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe Destination IP 12 114.114.114.114 2264 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe Destination IP 14 223.5.5.5 2264 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\b5bb245c 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b5bb245c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b5bb245c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b5bb245c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b5bb245c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b5bb245c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b5bb245c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b5bb245c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b5bb245c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b5bb245c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b5bb245c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b5bb245c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b5bb245c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b5bb245c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b5bb245c - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4d50c8 b5bb245c File opened for modification C:\Windows\26c2b0 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b5bb245c - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b5bb245c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b5bb245c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b5bb245c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" b5bb245c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b5bb245c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b5bb245c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b5bb245c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b5bb245c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b5bb245c - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4516 b5bb245c 4516 b5bb245c 4516 b5bb245c 4516 b5bb245c 4516 b5bb245c 4516 b5bb245c 4516 b5bb245c 4516 b5bb245c 2264 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe 2264 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe 2264 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe 2264 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe 2264 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe 2264 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2264 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe Token: SeTcbPrivilege 2264 385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe Token: SeDebugPrivilege 4516 b5bb245c Token: SeTcbPrivilege 4516 b5bb245c
Processes
-
C:\Users\Admin\AppData\Local\Temp\385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe"C:\Users\Admin\AppData\Local\Temp\385806bfa7d28f2e033b4a417ceec73779d6f824e167714667684b80c6ae881f.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2264
-
C:\Windows\Syswow64\b5bb245cC:\Windows\Syswow64\b5bb245c1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4516
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b5bb245c
- Size 948KB
- SHA256 e1dc5f00a1b13b32580b81ffd7e78d55542c6bc5856f70713496fbe8bf18126e
- MD5 4acf64193d8197d2351ae45a446dc3b0
- SHA1 675e23d94ea624a74b2bf5f8f36a440b30fd3193
- SHA512 1cbb11949348de616eb774ec20b0861d51b4871778056d7acf9c10cb680521ab56b7d39492b444bf8c903f7f34e93a65a598f7b789e6a809ca48bfe4fd57ee63
- SSDEEP 24576:qvO2xJKRI2dOkx2LFAAX1oOYSY82e5QPJJ:qHHKO2FQd1oOU82lPJ
- TLSH T133259D16F7A1C072C86742B448B6872EA671BC152B214ACBF7C07B5E4E727D1AE3634D
- MD5 SHA1 SHA512 SSDEEP TLSH